@import url("https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Oswald:wght@500;600;700&display=swap");

:root {
    --primary-color: #0ea5e9;
    --primary-dark: #0284c7;
    --primary-light: #38bdf8;
    --accent-color: #f97316;
    --text-color: #e2e8f0;
    --text-muted: #94a3b8;
    --bg-dark: #0f172a;
    --bg-darker: #0a1628;
    --bg-card: rgba(15, 23, 42, 0.8);
    --bg-card-hover: rgba(30, 41, 59, 0.9);
    --border-color: rgba(148, 163, 184, 0.2);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 10px 30px rgba(0, 0, 0, 0.2);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", sans-serif;
    background-color: var(--bg-dark);
    color: var(--text-color);
    min-height: 100vh;
    line-height: 1.6;
    /* Page transition setup */
    opacity: 1;
    transform: translateX(0);
    transition: opacity 0.3s ease, transform 0.3s ease;
}

/* Page exit animation */
body.page-exit {
    opacity: 0;
    transform: translateX(-30px);
}

/* ========== NAVIGATION ========== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 60px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(to bottom, rgba(15, 23, 42, 0.98), rgba(15, 23, 42, 0.9));
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    padding: 12px 60px;
    background: rgba(10, 22, 40, 0.98);
}

.nav-left {
    display: flex;
    align-items: center;
    gap: 12px;
}

.logo-container {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    overflow: hidden;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.nav-logo {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.brand-name {
    font-family: "Oswald", sans-serif;
    font-size: 16px;
    font-weight: 600;
    color: var(--text-color);
    letter-spacing: 0.5px;
}

.nav-center {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
    padding: 8px 0;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.login-btn {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 20px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    text-decoration: none;
    border-radius: 25px;
    font-size: 13px;
    font-weight: 600;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(14, 165, 233, 0.3);
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(14, 165, 233, 0.4);
}

.login-btn svg {
    width: 18px;
    height: 18px;
}

/* ========== HERO SECTION ========== */
.hero {
    position: relative;
    min-height: 60vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 140px 60px 80px;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 50%, rgba(14, 165, 233, 0.1) 100%);
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><circle cx="50" cy="50" r="1" fill="%230ea5e9" opacity="0.1"/></svg>');
    background-size: 50px 50px;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 1;
    max-width: 800px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 20px;
    background: rgba(14, 165, 233, 0.15);
    border: 1px solid rgba(14, 165, 233, 0.3);
    border-radius: 30px;
    font-size: 13px;
    color: var(--primary-light);
    margin-bottom: 24px;
}

.hero-title {
    font-family: "Oswald", sans-serif;
    font-size: 56px;
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 20px;
    background: linear-gradient(135deg, var(--text-color) 0%, var(--primary-light) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 18px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.7;
}

/* ========== SECTIONS ========== */
.section {
    padding: 80px 60px;
}

.section-alt {
    background: rgba(10, 22, 40, 0.5);
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.section-title {
    font-family: "Oswald", sans-serif;
    font-size: 42px;
    font-weight: 600;
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: 16px;
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto;
}

/* ========== CARDS GRID ========== */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 30px;
    max-width: 1400px;
    margin: 0 auto;
}

.feature-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 32px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.feature-card:hover {
    transform: translateY(-8px);
    background: var(--bg-card-hover);
    border-color: var(--primary-color);
    box-shadow: var(--shadow-lg);
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--primary-color), var(--primary-light));
    opacity: 0;
    transition: opacity 0.3s ease;
}

.feature-card:hover::before {
    opacity: 1;
}

.card-icon {
    width: 60px;
    height: 60px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.2), rgba(14, 165, 233, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
}

.card-icon svg {
    width: 28px;
    height: 28px;
    color: var(--primary-color);
}

.card-title {
    font-family: "Oswald", sans-serif;
    font-size: 22px;
    font-weight: 600;
    margin-bottom: 12px;
}

.card-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
}

.card-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 20px;
    color: var(--primary-color);
    font-size: 14px;
    font-weight: 500;
    text-decoration: none;
    transition: gap 0.3s ease;
}

.card-link:hover {
    gap: 10px;
}

.card-link svg {
    width: 16px;
    height: 16px;
}

/* ========== PROGRAM CARDS ========== */
.program-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 16px;
    overflow: hidden;
    transition: all 0.3s ease;
}

.program-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-color);
}

.program-image {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.program-card:hover .program-image {
    transform: scale(1.05);
}

.program-image-container {
    overflow: hidden;
    position: relative;
}

.program-badge {
    position: absolute;
    top: 16px;
    right: 16px;
    padding: 6px 14px;
    background: var(--primary-color);
    color: white;
    font-size: 11px;
    font-weight: 600;
    border-radius: 20px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.program-content {
    padding: 24px;
}

.program-title {
    font-family: "Oswald", sans-serif;
    font-size: 20px;
    font-weight: 600;
    margin-bottom: 8px;
}

.program-duration {
    font-size: 13px;
    color: var(--primary-color);
    margin-bottom: 12px;
}

.program-text {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ========== STATS SECTION ========== */
.stats-section {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 30px;
    padding: 60px;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    max-width: 1200px;
    margin: 0 auto;
    border-radius: 20px;
    transform: translateY(-40px);
}

.stat-box {
    text-align: center;
}

.stat-value {
    font-family: "Oswald", sans-serif;
    font-size: 48px;
    font-weight: 700;
    color: white;
}

.stat-label {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-top: 8px;
}

/* ========== FORM STYLES ========== */
.form-container {
    max-width: 600px;
    margin: 0 auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    font-size: 14px;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-color);
}

.form-input,
.form-textarea,
.form-select {
    width: 100%;
    padding: 14px 18px;
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    color: var(--text-color);
    font-size: 14px;
    font-family: inherit;
    transition: all 0.3s ease;
}

.form-input:focus,
.form-textarea:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-textarea {
    min-height: 150px;
    resize: vertical;
}

.form-select {
    cursor: pointer;
}

.form-select option {
    background: var(--bg-dark);
}

.submit-btn {
    width: 100%;
    padding: 16px;
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 15px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.submit-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(14, 165, 233, 0.4);
}

/* ========== CONTACT INFO ========== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    max-width: 1200px;
    margin: 0 auto;
}

.contact-info-list {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 20px;
}

.contact-icon {
    width: 50px;
    height: 50px;
    border-radius: 12px;
    background: linear-gradient(135deg, rgba(14, 165, 233, 0.2), rgba(14, 165, 233, 0.1));
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    color: var(--primary-color);
}

.contact-details h4 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 6px;
}

.contact-details p {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.6;
}

.contact-details a {
    color: var(--primary-color);
    text-decoration: none;
}

/* ========== MAP ========== */
.map-container {
    border-radius: 16px;
    overflow: hidden;
    height: 400px;
    border: 1px solid var(--border-color);
}

.map-container iframe {
    width: 100%;
    height: 100%;
    filter: grayscale(50%) invert(92%) contrast(90%);
}

/* ========== GALLERY ========== */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.gallery-item {
    position: relative;
    border-radius: 12px;
    overflow: hidden;
    aspect-ratio: 4/3;
    cursor: pointer;
}

.gallery-item:nth-child(1) {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease;
}

.gallery-item:hover img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 20px;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.8), transparent);
    color: white;
    opacity: 0;
    transform: translateY(20px);
    transition: all 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
    transform: translateY(0);
}

.gallery-title {
    font-family: "Oswald", sans-serif;
    font-size: 18px;
    font-weight: 600;
}

/* ========== TIMELINE ========== */
.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 2px;
    height: 100%;
    background: var(--border-color);
}

.timeline-item {
    display: flex;
    justify-content: flex-end;
    padding-right: 50%;
    position: relative;
    margin-bottom: 40px;
}

.timeline-item:nth-child(even) {
    justify-content: flex-start;
    padding-right: 0;
    padding-left: 50%;
}

.timeline-content {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 24px;
    max-width: 350px;
    position: relative;
}

.timeline-item:nth-child(odd) .timeline-content {
    margin-right: 40px;
}

.timeline-item:nth-child(even) .timeline-content {
    margin-left: 40px;
}

.timeline-dot {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--bg-dark);
}

.timeline-step {
    font-size: 12px;
    font-weight: 600;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 8px;
}

.timeline-title {
    font-family: "Oswald", sans-serif;
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
}

.timeline-text {
    font-size: 14px;
    color: var(--text-muted);
}

/* ========== FOOTER ========== */
.footer {
    background: var(--bg-darker);
    padding: 60px;
    border-top: 1px solid var(--border-color);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 60px;
    max-width: 1400px;
    margin: 0 auto 40px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 20px;
}

.footer-logo {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.footer-name {
    font-family: "Oswald", sans-serif;
    font-size: 18px;
    font-weight: 600;
}

.footer-desc {
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-link {
    width: 40px;
    height: 40px;
    border-radius: 10px;
    background: rgba(14, 165, 233, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    transition: all 0.3s ease;
}

.social-link:hover {
    background: var(--primary-color);
    color: white;
}

.social-link svg {
    width: 18px;
    height: 18px;
}

.footer-title {
    font-family: "Oswald", sans-serif;
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a {
    color: var(--text-muted);
    text-decoration: none;
    font-size: 14px;
    transition: color 0.3s ease;
}

.footer-links a:hover {
    color: var(--primary-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 40px;
    border-top: 1px solid var(--border-color);
    font-size: 14px;
    color: var(--text-muted);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 1024px) {
    .navbar {
        padding: 14px 30px;
    }
    
    .nav-center {
        display: none;
    }
    
    .hero {
        padding: 120px 30px 60px;
    }
    
    .hero-title {
        font-size: 42px;
    }
    
    .section {
        padding: 60px 30px;
    }
    
    .stats-section {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .gallery-item:nth-child(1) {
        grid-column: span 2;
        grid-row: span 1;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .navbar {
        padding: 12px 20px;
    }
    
    .brand-name {
        font-size: 13px;
        max-width: 140px;
    }
    
    .login-btn span {
        display: none;
    }
    
    .hero {
        padding: 100px 20px 50px;
        min-height: 50vh;
    }
    
    .hero-title {
        font-size: 32px;
    }
    
    .hero-subtitle {
        font-size: 15px;
    }
    
    .section {
        padding: 50px 20px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .cards-grid {
        grid-template-columns: 1fr;
    }
    
    .stats-section {
        grid-template-columns: repeat(2, 1fr);
        padding: 40px 20px;
        gap: 20px;
        transform: translateY(-20px);
    }
    
    .stat-value {
        font-size: 36px;
    }
    
    .form-container {
        padding: 24px;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
    }
    
    .gallery-item:nth-child(1) {
        grid-column: span 1;
    }
    
    .timeline::before {
        left: 20px;
    }
    
    .timeline-item,
    .timeline-item:nth-child(even) {
        padding-left: 60px;
        padding-right: 0;
        justify-content: flex-start;
    }
    
    .timeline-item:nth-child(odd) .timeline-content,
    .timeline-item:nth-child(even) .timeline-content {
        margin-left: 0;
        margin-right: 0;
    }
    
    .timeline-dot {
        left: 20px;
    }
    
    .footer {
        padding: 40px 20px;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.animate-in {
    animation: fadeInUp 0.6s ease forwards;
}

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }

/* ========== PAGE TRANSITIONS ========== */
@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(60px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromBottom {
    from {
        opacity: 0;
        transform: translateY(40px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Page enter animation */
body {
    animation: fadeIn 0.4s ease-out;
}

.hero {
    animation: slideInFromBottom 0.6s ease-out;
}

.hero-content {
    animation: slideInFromBottom 0.7s ease-out 0.1s both;
}

.section {
    animation: fadeIn 0.5s ease-out;
}

/* Page exit animation class */
.page-exit {
    animation: pageSlideOut 0.3s ease-in forwards;
}

@keyframes pageSlideOut {
    to {
        opacity: 0;
        transform: translateX(-30px);
    }
}

/* Link transition effect */
a.nav-link {
    position: relative;
}

/* Smooth page loading overlay */
.page-loader {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--bg-dark);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    animation: loaderFadeOut 0.5s ease-out 0.2s forwards;
    pointer-events: none;
}

@keyframes loaderFadeOut {
    to {
        opacity: 0;
        visibility: hidden;
    }
}

/* View Transition API support */
@view-transition {
    navigation: auto;
}

::view-transition-old(root) {
    animation: slideOutToLeft 0.3s ease-in;
}

::view-transition-new(root) {
    animation: slideInFromRight 0.3s ease-out;
}

@keyframes slideOutToLeft {
    to {
        opacity: 0;
        transform: translateX(-30px);
    }
}